core formation

• 成核

core formation的用法和样例：

例句

1. The conditions of spontaneus nucleus formation and cocrystallization of crystals and the ways to weaken them are studied.
   探讨了自发成核和共晶条件及其消减途径。
2. The initial formation of small ice particles is also the result of heterogeneous nucleation by particles in this case freezing nuclei.
   最初形成的小冰粒也是由粒子的复相成核作用造成的。